ISRC DEF059232019
Verified recording
DEF059232019 is “24 Préludes, Op. 28: No. 19 in E-Flat Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x026507ce501a0286fff02de55f4106db3458233a28d0842ffd4b859ea4c36b5a and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059232019.
Recording identifiers
- ISRC
- DEF059232019
- Title
- 24 Préludes, Op. 28: No. 19 in E-Flat Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x026507ce501a0286fff02de55f4106db3458233a28d0842ffd4b859ea4c36b5a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:4b2be3b97f483ad6d161a380be7234590f2adc0df31d395741d1e7a4e1fc8d1d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059232019
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: 24 Préludes, Op. 28: No. 19 in E-Flat Major · Machine-readable JSON-LD